DE3578357D1 - Mikroprozessor und dynamisches ram-system mit software-auffrischung - Google Patents

Mikroprozessor und dynamisches ram-system mit software-auffrischung

Info

Publication number
DE3578357D1
DE3578357D1 DE8585400474T DE3578357T DE3578357D1 DE 3578357 D1 DE3578357 D1 DE 3578357D1 DE 8585400474 T DE8585400474 T DE 8585400474T DE 3578357 T DE3578357 T DE 3578357T DE 3578357 D1 DE3578357 D1 DE 3578357D1
Authority
DE
Germany
Prior art keywords
microprocessor
addresses
dynamic ram
ram memory
multiplexer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8585400474T
Other languages
English (en)
Inventor
Jean-Luc Pastre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Artus SAS
Original Assignee
Artus SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Artus SAS filed Critical Artus SAS
Application granted granted Critical
Publication of DE3578357D1 publication Critical patent/DE3578357D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406—Management or control of the refreshing or charge-regeneration cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Microcomputers (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Recording Measured Values (AREA)
  • Debugging And Monitoring (AREA)
  • Dram (AREA)
  • Burglar Alarm Systems (AREA)
DE8585400474T 1984-03-16 1985-03-12 Mikroprozessor und dynamisches ram-system mit software-auffrischung Expired - Lifetime DE3578357D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8404105A FR2561414B1 (fr) 1984-03-16 1984-03-16 Systeme a microprocesseur et memoire vive dynamique avec rafraichissement par logiciel. application a un enregistreur de perturbations

Publications (1)

Publication Number Publication Date
DE3578357D1 true DE3578357D1 (de) 1990-07-26

Family

ID=9302121

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585400474T Expired - Lifetime DE3578357D1 (de) 1984-03-16 1985-03-12 Mikroprozessor und dynamisches ram-system mit software-auffrischung

Country Status (11)

Country Link
EP (1) EP0156722B1 (de)
JP (1) JPS60205899A (de)
AT (1) ATE54037T1 (de)
BR (1) BR8501130A (de)
CA (1) CA1232079A (de)
DE (1) DE3578357D1 (de)
ES (1) ES8607581A1 (de)
FR (1) FR2561414B1 (de)
IN (1) IN162444B (de)
MX (1) MX160303A (de)
PT (1) PT80098B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1233419A3 (de) * 2001-02-16 2006-04-19 Koninklijke Philips Electronics N.V. Auffrischungsverfahren eines dynamischen Speichers
US7010644B2 (en) 2002-08-29 2006-03-07 Micron Technology, Inc. Software refreshed memory device and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1117301B (it) * 1977-05-25 1986-02-17 Olivetti & Co Spa Calcotore elettronico con dispositivo di rinfresco di una memoria operativa dinamica
JPS58192148A (ja) * 1982-05-07 1983-11-09 Hitachi Ltd 演算処理装置
JPS5924494A (ja) * 1982-07-30 1984-02-08 Toshiba Corp デ−タ処理装置

Also Published As

Publication number Publication date
FR2561414A1 (fr) 1985-09-20
JPS60205899A (ja) 1985-10-17
EP0156722B1 (de) 1990-06-20
ES541297A0 (es) 1986-05-16
EP0156722A1 (de) 1985-10-02
PT80098B (pt) 1987-05-29
MX160303A (es) 1990-01-26
CA1232079A (en) 1988-01-26
ATE54037T1 (de) 1990-07-15
PT80098A (fr) 1985-04-01
IN162444B (de) 1988-05-28
BR8501130A (pt) 1985-11-05
ES8607581A1 (es) 1986-05-16
FR2561414B1 (fr) 1986-09-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee